SC21/21G
Universal Twin Compressor
R134a
220-240V 50Hz
General
Code number 104G8180
Approvals EN 60335-2-34
Compressors on pallet 18
Application
Application LBP/HBP
Frequency Hz 50 60
Evaporating temperature °C -25 to 15 –
Voltage range V 198 - 254 –
Max. condensing temperature continuous (short) °C 60 (70) –
Max. winding temperature continuous (short) °C 125 (135) –
Cooling requirements
Frequency Hz 50 60
Application
32°C F2F2F2– – –
38°C F
43°C F
Remarks on application: Not applicable below -25°C evaporating temperature in 43°C
ambient temperature above 240V.
LBP MBP HBP LBP MBP HBP
2F2F2
2F2F2
– – –
– – –
S =Staticcoolingnormallysufcient
O = Oil cooling
F1 = Fan cooling 1.5 m/s
(compressor compartment temperature
equal to ambient temperature)
F2 = Fan cooling 3.0 m/s necessary
SG =Suctiongascoolingnormallysufcent
– = not applicable in this area
Motor
Motor type CSIR
LRA (rated after 4 sec. UL984) *, HST | LST A 2 x 18.6 –
Cut in Current *, HST | LST A 2 x 18.6 –
Resistance, main | start winding (25°C) Ω 3.7 14.1
* Operational current for the second compressor time-delayed.
Design
Displacement cm
Oil quantity (type) cm
Maximum refrigerant charge g 2200
Free gas volume in compressor cm
Weight without electrical equipment kg 28.0
Dimensions
Height mm A 259
Suction connector (service valve) location/I.D. mm C 16 | 37°
Suction connector (solder connector) location/I.D. mm C 16 | 37°
Process connector location/I.D. mm | angle D 6.2 | 37°
material | comment Cu-plated steel | Al cap
Discharge connector location/I.D. mm | angle E 6.2 | 37°
material | comment Cu-plated steel | Al cap
Oil cooler connector location/I.D. mm | angle F –
material | comment –
Connector tolerance I.D. mm ±0.09
Remarks:
3
3
3
1120 (polyolester)
B 254
B1 193
B2 110
2 x 20.95
2920
Dec 2011 Manufactured by Secop for Danfoss - DEHC.ED.400.J5.02 / 520N1235 1/2
EN 12900 Household (CECOMAF) 220V, 50Hz, fan cooling F
2
Evap. temp. in °C -45 -40 -35 -30 -25 -23.3 -20 -15 -10 -6.7 -5 0 5 7.2 10 15 20
Capacity in W 667 741 907 1212 1584 1868 2025 2536 3120 3400 3778 4511
Power cons. in W 771 815 899 1026 1156 1234 1289 1430 1581 1651 1744 1921
Current cons. in A 4.56 4.68 4.96 5.42 5.92 6.28 6.48 7.08 7.74 8.04 8.44 9.20
COP in W/W 0.87 0.92 1.02 1.19 1.38 1.50 1.58 1.78 1.98 2.07 2.18 2.37
ASHRAE LBP 220V, 50Hz, fan cooling F
2
Evap. temp. in °C -45 -40 -35 -30 -25 -23.3 -20 -15 -10 -6.7 -5 0 5 7.2 10 15 20
Capacity in W 820 912 1116 1493 1953 2310 2500 3135 3862 4212 4684 5605
Power cons. in W 771 815 899 1026 1156 1243 1289 1430 1581 1651 1744 1921
Current cons. in A 4.56 4.68 4.96 5.42 5.92 6.28 6.48 7.08 7.74 8.04 8.44 9.20
COP in W/W 1.07 1.13 1.25 1.47 1.70 1.86 1.95 2.20 2.45 2.56 2.70 2.94
Accessories SC21/21G pcs. Code number Test conditions
EN 12900/
CECOMAF
ASHRAE
LBP
Starting device 470 mm cable length 117-7028 Condensing temperature 55°C 55°C
550 mm cable length 2 117-7029 Ambient temperature 32°C 32°C
650 mm cable length 117-7032 Suction gas temperature 32°C 32°C
Starting relay 6.3 mm spade connectors 2 – Liquid temperature 55°C 32°C
Start. capacitor 80 µF 6.3 mm spade connectors 2 –
Cover 2 103N2009
Cord relief 2 103N1004
Time-delay relay 1 117N0001
Check valve (to be used with time-delay relay) 2 020-1014
Service valve 12 mm 1 –
Solder connector (alternative) 12 mm 1 –
Service valve 16 mm 1 118-7351
Solder connector (alternative) 16 mm 1 118-7405
Seal ring for service valve and solder connector 1 118-3638
Mounting accessories pcs. Code number
Bolt joint for one compressor Ø: 16 mm 2 118-1917
Bolt joint in quantities Ø: 16 mm 2 118-1918
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productsalreadyonorderprovidedthatsuchalterationscanbemadewithoutsubsequentialchangesbeingnecessaryinspecicationsalreadyagreed.
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2/2 Manufactured by Secop for Danfoss - DEHC.ED.400.J5.02 / 520N1235 Dec 2011
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